Area Code 503 Oregon, USA

WhereCall is here to provide you with the most information on the area code 503, located in Oregon, USA. This area code contains 800 prefixes and is not in jeopardy of exceeding the known supply of central office codes during the planning/implementation interval for relief.


NPA Information
Area Code (NPA)503
LocationOregon, USA
In Jeopardy?No
Is Assigned?Yes
Assignment Date01 Jan 1947
In Service?Yes
In Service Date01 Jan 1947
OverlayYes
Overlay Complex503/971
Predominant Timezone(s)UTC-08:00
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